ARMv7 support.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3572 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 1754 insertions, 0 deletions

diff --git a/target-arm/op_neon.h b/target-arm/op_neon.h
new file mode 100644
index 000000000..232375e18
--- /dev/null
+++ b/target-arm/op_neon.h
@@ -0,0 +1,1754 @@
+/*
+ * ARM NEON vector operations.
+ *
+ * Copyright (c) 2007 CodeSourcery.
+ * Written by Paul Brook
+ *
+ * This code is licenced under the GPL.
+ */
+/* Note that for NEON an "l" prefix means it is a wide operation, unlike
+   scalar arm ops where it means a word size operation.  */
+
+/* ??? NEON ops should probably have their own float status.  */
+#define NFS &env->vfp.fp_status
+#define NEON_OP(name) void OPPROTO op_neon_##name (void)
+
+NEON_OP(getreg_T0)
+{
+    T0 = *(uint32_t *)((char *) env + PARAM1);
+}
+
+NEON_OP(getreg_T1)
+{
+    T1 = *(uint32_t *)((char *) env + PARAM1);
+}
+
+NEON_OP(getreg_T2)
+{
+    T2 = *(uint32_t *)((char *) env + PARAM1);
+}
+
+NEON_OP(setreg_T0)
+{
+    *(uint32_t *)((char *) env + PARAM1) = T0;
+}
+
+NEON_OP(setreg_T1)
+{
+    *(uint32_t *)((char *) env + PARAM1) = T1;
+}
+
+NEON_OP(setreg_T2)
+{
+    *(uint32_t *)((char *) env + PARAM1) = T2;
+}
+
+#define NEON_TYPE1(name, type) \
+typedef struct \
+{ \
+    type v1; \
+} neon_##name;
+#ifdef WORDS_BIGENDIAN
+#define NEON_TYPE2(name, type) \
+typedef struct \
+{ \
+    type v2; \
+    type v1; \
+} neon_##name;
+#define NEON_TYPE4(name, type) \
+typedef struct \
+{ \
+    type v4; \
+    type v3; \
+    type v2; \
+    type v1; \
+} neon_##name;
+#else
+#define NEON_TYPE2(name, type) \
+typedef struct \
+{ \
+    type v1; \
+    type v2; \
+} neon_##name;
+#define NEON_TYPE4(name, type) \
+typedef struct \
+{ \
+    type v1; \
+    type v2; \
+    type v3; \
+    type v4; \
+} neon_##name;
+#endif
+
+NEON_TYPE4(s8, int8_t)
+NEON_TYPE4(u8, uint8_t)
+NEON_TYPE2(s16, int16_t)
+NEON_TYPE2(u16, uint16_t)
+NEON_TYPE1(s32, int32_t)
+NEON_TYPE1(u32, uint32_t)
+#undef NEON_TYPE4
+#undef NEON_TYPE2
+#undef NEON_TYPE1
+
+/* Copy from a uint32_t to a vector structure type.  */
+#define NEON_UNPACK(vtype, dest, val) do { \
+    union { \
+        vtype v; \
+        uint32_t i; \
+    } conv_u; \
+    conv_u.i = (val); \
+    dest = conv_u.v; \
+    } while(0)
+
+/* Copy from a vector structure type to a uint32_t.  */
+#define NEON_PACK(vtype, dest, val) do { \
+    union { \
+        vtype v; \
+        uint32_t i; \
+    } conv_u; \
+    conv_u.v = (val); \
+    dest = conv_u.i; \
+    } while(0)
+
+#define NEON_DO1 \
+    NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1);
+#define NEON_DO2 \
+    NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \
+    NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2);
+#define NEON_DO4 \
+    NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \
+    NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2); \
+    NEON_FN(vdest.v3, vsrc1.v3, vsrc2.v3); \
+    NEON_FN(vdest.v4, vsrc1.v4, vsrc2.v4);
+
+#define NEON_VOP(name, vtype, n) \
+NEON_OP(name) \
+{ \
+    vtype vsrc1; \
+    vtype vsrc2; \
+    vtype vdest; \
+    NEON_UNPACK(vtype, vsrc1, T0); \
+    NEON_UNPACK(vtype, vsrc2, T1); \
+    NEON_DO##n; \
+    NEON_PACK(vtype, T0, vdest); \
+    FORCE_RET(); \
+}
+
+#define NEON_VOP1(name, vtype, n) \
+NEON_OP(name) \
+{ \
+    vtype vsrc1; \
+    vtype vdest; \
+    NEON_UNPACK(vtype, vsrc1, T0); \
+    NEON_DO##n; \
+    NEON_PACK(vtype, T0, vdest); \
+    FORCE_RET(); \
+}
+
+/* Pairwise operations.  */
+/* For 32-bit elements each segment only contains a single element, so
+   the elementwise and pairwise operations are the same.  */
+#define NEON_PDO2 \
+    NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \
+    NEON_FN(vdest.v2, vsrc2.v1, vsrc2.v2);
+#define NEON_PDO4 \
+    NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \
+    NEON_FN(vdest.v2, vsrc1.v3, vsrc1.v4); \
+    NEON_FN(vdest.v3, vsrc2.v1, vsrc2.v2); \
+    NEON_FN(vdest.v4, vsrc2.v3, vsrc2.v4); \
+
+#define NEON_POP(name, vtype, n) \
+NEON_OP(name) \
+{ \
+    vtype vsrc1; \
+    vtype vsrc2; \
+    vtype vdest; \
+    NEON_UNPACK(vtype, vsrc1, T0); \
+    NEON_UNPACK(vtype, vsrc2, T1); \
+    NEON_PDO##n; \
+    NEON_PACK(vtype, T0, vdest); \
+    FORCE_RET(); \
+}
+
+#define NEON_FN(dest, src1, src2) dest = (src1 + src2) >> 1
+NEON_VOP(hadd_s8, neon_s8, 4)
+NEON_VOP(hadd_u8, neon_u8, 4)
+NEON_VOP(hadd_s16, neon_s16, 2)
+NEON_VOP(hadd_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(hadd_s32)
+{
+    int32_t src1 = T0;
+    int32_t src2 = T1;
+    int32_t dest;
+
+    dest = (src1 >> 1) + (src2 >> 1);
+    if (src1 & src2 & 1)
+        dest++;
+    T0 = dest;
+    FORCE_RET();
+}
+
+NEON_OP(hadd_u32)
+{
+    uint32_t src1 = T0;
+    uint32_t src2 = T1;
+    uint32_t dest;
+
+    dest = (src1 >> 1) + (src2 >> 1);
+    if (src1 & src2 & 1)
+        dest++;
+    T0 = dest;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) dest = (src1 + src2 + 1) >> 1
+NEON_VOP(rhadd_s8, neon_s8, 4)
+NEON_VOP(rhadd_u8, neon_u8, 4)
+NEON_VOP(rhadd_s16, neon_s16, 2)
+NEON_VOP(rhadd_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(rhadd_s32)
+{
+    int32_t src1 = T0;
+    int32_t src2 = T1;
+    int32_t dest;
+
+    dest = (src1 >> 1) + (src2 >> 1);
+    if ((src1 | src2) & 1)
+        dest++;
+    T0 = dest;
+    FORCE_RET();
+}
+
+NEON_OP(rhadd_u32)
+{
+    uint32_t src1 = T0;
+    uint32_t src2 = T1;
+    uint32_t dest;
+
+    dest = (src1 >> 1) + (src2 >> 1);
+    if ((src1 | src2) & 1)
+        dest++;
+    T0 = dest;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) dest = (src1 - src2) >> 1
+NEON_VOP(hsub_s8, neon_s8, 4)
+NEON_VOP(hsub_u8, neon_u8, 4)
+NEON_VOP(hsub_s16, neon_s16, 2)
+NEON_VOP(hsub_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(hsub_s32)
+{
+    int32_t src1 = T0;
+    int32_t src2 = T1;
+    int32_t dest;
+
+    dest = (src1 >> 1) - (src2 >> 1);
+    if ((~src1) & src2 & 1)
+        dest--;
+    T0 = dest;
+    FORCE_RET();
+}
+
+NEON_OP(hsub_u32)
+{
+    uint32_t src1 = T0;
+    uint32_t src2 = T1;
+    uint32_t dest;
+
+    dest = (src1 >> 1) - (src2 >> 1);
+    if ((~src1) & src2 & 1)
+        dest--;
+    T0 = dest;
+    FORCE_RET();
+}
+
+/* ??? bsl, bif and bit are all the same op, just with the oparands in a
+   differnet order.  It's currently easier to have 3 differnt ops than
+   rearange the operands.  */
+
+/* Bitwise Select.  */
+NEON_OP(bsl)
+{
+    T0 = (T0 & T2) | (T1 & ~T2);
+}
+
+/* Bitwise Insert If True.  */
+NEON_OP(bit)
+{
+    T0 = (T0 & T1) | (T2 & ~T1);
+}
+
+/* Bitwise Insert If False.  */
+NEON_OP(bif)
+{
+    T0 = (T2 & T1) | (T0 & ~T1);
+}
+
+#define NEON_USAT(dest, src1, src2, type) do { \
+    uint32_t tmp = (uint32_t)src1 + (uint32_t)src2; \
+    if (tmp != (type)tmp) { \
+        env->QF = 1; \
+        dest = ~0; \
+    } else { \
+        dest = tmp; \
+    }} while(0)
+#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t)
+NEON_VOP(qadd_u8, neon_u8, 4)
+#undef NEON_FN
+#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t)
+NEON_VOP(qadd_u16, neon_u16, 2)
+#undef NEON_FN
+#undef NEON_USAT
+
+#define NEON_SSAT(dest, src1, src2, type) do { \
+    int32_t tmp = (uint32_t)src1 + (uint32_t)src2; \
+    if (tmp != (type)tmp) { \
+        env->QF = 1; \
+        if (src2 > 0) { \
+            tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \
+        } else { \
+            tmp = 1 << (sizeof(type) * 8 - 1); \
+        } \
+    } \
+    dest = tmp; \
+    } while(0)
+#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t)
+NEON_VOP(qadd_s8, neon_s8, 4)
+#undef NEON_FN
+#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t)
+NEON_VOP(qadd_s16, neon_s16, 2)
+#undef NEON_FN
+#undef NEON_SSAT
+
+#define NEON_USAT(dest, src1, src2, type) do { \
+    uint32_t tmp = (uint32_t)src1 - (uint32_t)src2; \
+    if (tmp != (type)tmp) { \
+        env->QF = 1; \
+        dest = 0; \
+    } else { \
+        dest = tmp; \
+    }} while(0)
+#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t)
+NEON_VOP(qsub_u8, neon_u8, 4)
+#undef NEON_FN
+#define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t)
+NEON_VOP(qsub_u16, neon_u16, 2)
+#undef NEON_FN
+#undef NEON_USAT
+
+#define NEON_SSAT(dest, src1, src2, type) do { \
+    int32_t tmp = (uint32_t)src1 - (uint32_t)src2; \
+    if (tmp != (type)tmp) { \
+        env->QF = 1; \
+        if (src2 < 0) { \
+            tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \
+        } else { \
+            tmp = 1 << (sizeof(type) * 8 - 1); \
+        } \
+    } \
+    dest = tmp; \
+    } while(0)
+#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t)
+NEON_VOP(qsub_s8, neon_s8, 4)
+#undef NEON_FN
+#define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t)
+NEON_VOP(qsub_s16, neon_s16, 2)
+#undef NEON_FN
+#undef NEON_SSAT
+
+#define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? ~0 : 0
+NEON_VOP(cgt_s8, neon_s8, 4)
+NEON_VOP(cgt_u8, neon_u8, 4)
+NEON_VOP(cgt_s16, neon_s16, 2)
+NEON_VOP(cgt_u16, neon_u16, 2)
+NEON_VOP(cgt_s32, neon_s32, 1)
+NEON_VOP(cgt_u32, neon_u32, 1)
+#undef NEON_FN
+
+#define NEON_FN(dest, src1, src2) dest = (src1 >= src2) ? ~0 : 0
+NEON_VOP(cge_s8, neon_s8, 4)
+NEON_VOP(cge_u8, neon_u8, 4)
+NEON_VOP(cge_s16, neon_s16, 2)
+NEON_VOP(cge_u16, neon_u16, 2)
+NEON_VOP(cge_s32, neon_s32, 1)
+NEON_VOP(cge_u32, neon_u32, 1)
+#undef NEON_FN
+
+#define NEON_FN(dest, src1, src2) do { \
+    int8_t tmp; \
+    tmp = (int8_t)src2; \
+    if (tmp < 0) { \
+        dest = src1 >> -tmp; \
+    } else { \
+        dest = src1 << tmp; \
+    }} while (0)
+NEON_VOP(shl_s8, neon_s8, 4)
+NEON_VOP(shl_u8, neon_u8, 4)
+NEON_VOP(shl_s16, neon_s16, 2)
+NEON_VOP(shl_u16, neon_u16, 2)
+NEON_VOP(shl_s32, neon_s32, 1)
+NEON_VOP(shl_u32, neon_u32, 1)
+#undef NEON_FN
+
+NEON_OP(shl_u64)
+{
+    int8_t shift = T2;
+    uint64_t val = T0 | ((uint64_t)T1 << 32);
+    if (shift < 0) {
+        val >>= -shift;
+    } else {
+        val <<= shift;
+    }
+    T0 = val;
+    T1 = val >> 32;
+    FORCE_RET();
+}
+
+NEON_OP(shl_s64)
+{
+    int8_t shift = T2;
+    int64_t val = T0 | ((uint64_t)T1 << 32);
+    if (shift < 0) {
+        val >>= -shift;
+    } else {
+        val <<= shift;
+    }
+    T0 = val;
+    T1 = val >> 32;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) do { \
+    int8_t tmp; \
+    tmp = (int8_t)src1; \
+    if (tmp < 0) { \
+        dest = (src2 + (1 << (-1 - tmp))) >> -tmp; \
+    } else { \
+        dest = src2 << tmp; \
+    }} while (0)
+
+NEON_VOP(rshl_s8, neon_s8, 4)
+NEON_VOP(rshl_u8, neon_u8, 4)
+NEON_VOP(rshl_s16, neon_s16, 2)
+NEON_VOP(rshl_u16, neon_u16, 2)
+NEON_VOP(rshl_s32, neon_s32, 1)
+NEON_VOP(rshl_u32, neon_u32, 1)
+#undef NEON_FN
+
+NEON_OP(rshl_u64)
+{
+    int8_t shift = T2;
+    uint64_t val = T0 | ((uint64_t)T1 << 32);
+    if (shift < 0) {
+        val = (val + ((uint64_t)1 << (-1 - shift))) >> -shift;
+        val >>= -shift;
+    } else {
+        val <<= shift;
+    }
+    T0 = val;
+    T1 = val >> 32;
+    FORCE_RET();
+}
+
+NEON_OP(rshl_s64)
+{
+    int8_t shift = T2;
+    int64_t val = T0 | ((uint64_t)T1 << 32);
+    if (shift < 0) {
+        val = (val + ((int64_t)1 << (-1 - shift))) >> -shift;
+    } else {
+        val <<= shift;
+    }
+    T0 = val;
+    T1 = val >> 32;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) do { \
+    int8_t tmp; \
+    tmp = (int8_t)src1; \
+    if (tmp < 0) { \
+        dest = src2 >> -tmp; \
+    } else { \
+        dest = src2 << tmp; \
+        if ((dest >> tmp) != src2) { \
+            env->QF = 1; \
+            dest = ~0; \
+        } \
+    }} while (0)
+NEON_VOP(qshl_s8, neon_s8, 4)
+NEON_VOP(qshl_s16, neon_s16, 2)
+NEON_VOP(qshl_s32, neon_s32, 1)
+#undef NEON_FN
+
+NEON_OP(qshl_s64)
+{
+    int8_t shift = T2;
+    int64_t val = T0 | ((uint64_t)T1 << 32);
+    if (shift < 0) {
+        val >>= -shift;
+    } else {
+        int64_t tmp = val;
+        val <<= shift;
+        if ((val >> shift) != tmp) {
+            env->QF = 1;
+            val = (tmp >> 63) ^ 0x7fffffffffffffffULL;
+        }
+    }
+    T0 = val;
+    T1 = val >> 32;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) do { \
+    int8_t tmp; \
+    tmp = (int8_t)src1; \
+    if (tmp < 0) { \
+        dest = src2 >> -tmp; \
+    } else { \
+        dest = src2 << tmp; \
+        if ((dest >> tmp) != src2) { \
+            env->QF = 1; \
+            dest = src2 >> 31; \
+        } \
+    }} while (0)
+NEON_VOP(qshl_u8, neon_u8, 4)
+NEON_VOP(qshl_u16, neon_u16, 2)
+NEON_VOP(qshl_u32, neon_u32, 1)
+#undef NEON_FN
+
+NEON_OP(qshl_u64)
+{
+    int8_t shift = T2;
+    uint64_t val = T0 | ((uint64_t)T1 << 32);
+    if (shift < 0) {
+        val >>= -shift;
+    } else {
+        uint64_t tmp = val;
+        val <<= shift;
+        if ((val >> shift) != tmp) {
+            env->QF = 1;
+            val = ~(uint64_t)0;
+        }
+    }
+    T0 = val;
+    T1 = val >> 32;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) do { \
+    int8_t tmp; \
+    tmp = (int8_t)src1; \
+    if (tmp < 0) { \
+        dest = (src2 + (1 << (-1 - tmp))) >> -tmp; \
+    } else { \
+        dest = src2 << tmp; \
+        if ((dest >> tmp) != src2) { \
+            dest = ~0; \
+        } \
+    }} while (0)
+NEON_VOP(qrshl_s8, neon_s8, 4)
+NEON_VOP(qrshl_s16, neon_s16, 2)
+NEON_VOP(qrshl_s32, neon_s32, 1)
+#undef NEON_FN
+
+#define NEON_FN(dest, src1, src2) do { \
+    int8_t tmp; \
+    tmp = (int8_t)src1; \
+    if (tmp < 0) { \
+        dest = (src2 + (1 << (-1 - tmp))) >> -tmp; \
+    } else { \
+        dest = src2 << tmp; \
+        if ((dest >> tmp) != src2) { \
+            env->QF = 1; \
+            dest = src2 >> 31; \
+        } \
+    }} while (0)
+NEON_VOP(qrshl_u8, neon_u8, 4)
+NEON_VOP(qrshl_u16, neon_u16, 2)
+NEON_VOP(qrshl_u32, neon_u32, 1)
+#undef NEON_FN
+
+#define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? src1 : src2
+NEON_VOP(max_s8, neon_s8, 4)
+NEON_VOP(max_u8, neon_u8, 4)
+NEON_VOP(max_s16, neon_s16, 2)
+NEON_VOP(max_u16, neon_u16, 2)
+NEON_VOP(max_s32, neon_s32, 1)
+NEON_VOP(max_u32, neon_u32, 1)
+NEON_POP(pmax_s8, neon_s8, 4)
+NEON_POP(pmax_u8, neon_u8, 4)
+NEON_POP(pmax_s16, neon_s16, 2)
+NEON_POP(pmax_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(max_f32)
+{
+    float32 f0 = vfp_itos(T0);
+    float32 f1 = vfp_itos(T1);
+    T0 = (float32_compare_quiet(f0, f1, NFS) == 1) ? T0 : T1;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) dest = (src1 < src2) ? src1 : src2
+NEON_VOP(min_s8, neon_s8, 4)
+NEON_VOP(min_u8, neon_u8, 4)
+NEON_VOP(min_s16, neon_s16, 2)
+NEON_VOP(min_u16, neon_u16, 2)
+NEON_VOP(min_s32, neon_s32, 1)
+NEON_VOP(min_u32, neon_u32, 1)
+NEON_POP(pmin_s8, neon_s8, 4)
+NEON_POP(pmin_u8, neon_u8, 4)
+NEON_POP(pmin_s16, neon_s16, 2)
+NEON_POP(pmin_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(min_f32)
+{
+    float32 f0 = vfp_itos(T0);
+    float32 f1 = vfp_itos(T1);
+    T0 = (float32_compare_quiet(f0, f1, NFS) == -1) ? T0 : T1;
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) \
+    dest = (src1 > src2) ? (src1 - src2) : (src2 - src1)
+NEON_VOP(abd_s8, neon_s8, 4)
+NEON_VOP(abd_u8, neon_u8, 4)
+NEON_VOP(abd_s16, neon_s16, 2)
+NEON_VOP(abd_u16, neon_u16, 2)
+NEON_VOP(abd_s32, neon_s32, 1)
+NEON_VOP(abd_u32, neon_u32, 1)
+#undef NEON_FN
+
+NEON_OP(abd_f32)
+{
+    float32 f0 = vfp_itos(T0);
+    float32 f1 = vfp_itos(T1);
+    T0 = vfp_stoi((float32_compare_quiet(f0, f1, NFS) == 1)
+                  ? float32_sub(f0, f1, NFS)
+                  : float32_sub(f1, f0, NFS));
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) dest = src1 + src2
+NEON_VOP(add_u8, neon_u8, 4)
+NEON_VOP(add_u16, neon_u16, 2)
+NEON_POP(padd_u8, neon_u8, 4)
+NEON_POP(padd_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(add_f32)
+{
+    T0 = vfp_stoi(float32_add(vfp_itos(T0), vfp_itos(T1), NFS));
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) dest = src1 - src2
+NEON_VOP(sub_u8, neon_u8, 4)
+NEON_VOP(sub_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(sub_f32)
+{
+    T0 = vfp_stoi(float32_sub(vfp_itos(T0), vfp_itos(T1), NFS));
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) dest = src2 - src1
+NEON_VOP(rsb_u8, neon_u8, 4)
+NEON_VOP(rsb_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(rsb_f32)
+{
+    T0 = vfp_stoi(float32_sub(vfp_itos(T1), vfp_itos(T0), NFS));
+    FORCE_RET();
+}
+
+#define NEON_FN(dest, src1, src2) dest = src1 * src2
+NEON_VOP(mul_u8, neon_u8, 4)
+NEON_VOP(mul_u16, neon_u16, 2)
+#undef NEON_FN
+
+NEON_OP(mul_f32)
+{
+    T0 = vfp_stoi(float32_mul(vfp_itos(T0), vfp_itos(T1), NFS));
+    FORCE_RET();
+}
+
+NEON_OP(mul_p8)
+{
+    T0 = helper_neon_mul_p8(T0, T1);
+}
+
+#define NEON_FN(dest, src1, src2) dest = (src1 & src2) ? -1 : 0
+NEON_VOP(tst_u8, neon_u8, 4)
+NEON_VOP(tst_u16, neon_u16, 2)
+NEON_VOP(tst_u32, neon_u32, 1)
+#undef NEON_FN
+
+#define NEON_FN(dest, src1, src2) dest = (src1 == src2) ? -1 : 0
+NEON_VOP(ceq_u8, neon_u8, 4)
+NEON_VOP(ceq_u16, neon_u16, 2)
+NEON_VOP(ceq_u32, neon_u32, 1)
+#undef NEON_FN
+
+#define NEON_QDMULH16(dest, src1, src2, round) do { \
+    uint32_t tmp = (int32_t)(int16_t) src1 * (int16_t) src2; \
+    if ((tmp ^ (tmp << 1)) & SIGNBIT) { \
+        env->QF = 1; \
+        tmp = (tmp >> 31) ^ ~SIGNBIT; \
+    } \
+    tmp <<= 1; \
+    if (round) { \
+        int32_t old = tmp; \
+        tmp += 1 << 15; \
+        if ((int32_t)tmp < old) { \
+            env->QF = 1; \
+            tmp = SIGNBIT - 1; \
+        } \
+    } \
+    dest = tmp >> 16; \
+    } while(0)
+#define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 0)
+NEON_VOP(qdmulh_s16, neon_s16, 2)
+#undef NEON_FN
+#define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 1)
+NEON_VOP(qrdmulh_s16, neon_s16, 2)
+#undef NEON_FN
+#undef NEON_QDMULH16
+
+#define SIGNBIT64 ((uint64_t)1 << 63)
+#define NEON_QDMULH32(dest, src1, src2, round) do { \
+    uint64_t tmp = (int64_t)(int32_t) src1 * (int32_t) src2; \
+    if ((tmp ^ (tmp << 1)) & SIGNBIT64) { \
+        env->QF = 1; \
+        tmp = (tmp >> 63) ^ ~SIGNBIT64; \
+    } else { \
+        tmp <<= 1; \
+    } \
+    if (round) { \
+        int64_t old = tmp; \
+        tmp += (int64_t)1 << 31; \
+        if ((int64_t)tmp < old) { \
+            env->QF = 1; \
+            tmp = SIGNBIT64 - 1; \
+        } \
+    } \
+    dest = tmp >> 32; \
+    } while(0)
+#define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 0)
+NEON_VOP(qdmulh_s32, neon_s32, 1)
+#undef NEON_FN
+#define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 1)
+NEON_VOP(qrdmulh_s32, neon_s32, 1)
+#undef NEON_FN
+#undef NEON_QDMULH32
+
+NEON_OP(recps_f32)
+{
+    T0 = vfp_stoi(helper_recps_f32(vfp_itos(T0), vfp_itos(T1)));
+    FORCE_RET();
+}
+
+NEON_OP(rsqrts_f32)
+{
+    T0 = vfp_stoi(helper_rsqrts_f32(vfp_itos(T0), vfp_itos(T1)));
+    FORCE_RET();
+}
+
+/* Floating point comparisons produce an integer result.  */
+#define NEON_VOP_FCMP(name, cmp) \
+NEON_OP(name) \
+{ \
+    if (float32_compare_quiet(vfp_itos(T0), vfp_itos(T1), NFS) cmp 0) \
+        T0 = -1; \
+    else \
+        T0 = 0; \
+    FORCE_RET(); \
+}
+
+NEON_VOP_FCMP(ceq_f32, ==)
+NEON_VOP_FCMP(cge_f32, >=)
+NEON_VOP_FCMP(cgt_f32, >)
+
+NEON_OP(acge_f32)
+{
+    float32 f0 = float32_abs(vfp_itos(T0));
+    float32 f1 = float32_abs(vfp_itos(T1));
+    T0 = (float32_compare_quiet(f0, f1,NFS) >= 0) ? -1 : 0;
+    FORCE_RET();
+}
+
+NEON_OP(acgt_f32)
+{
+    float32 f0 = float32_abs(vfp_itos(T0));
+    float32 f1 = float32_abs(vfp_itos(T1));
+    T0 = (float32_compare_quiet(f0, f1, NFS) > 0) ? -1 : 0;
+    FORCE_RET();
+}
+
+/* Narrowing instructions.  The named type is the destination type.  */
+NEON_OP(narrow_u8)
+{
+    T0 = (T0 & 0xff) | ((T0 >> 8) & 0xff00)
+         | ((T1 << 16) & 0xff0000) | (T1 << 24);
+    FORCE_RET();
+}
+
+NEON_OP(narrow_sat_u8)
+{
+    neon_u16 src;
+    neon_u8 dest;
+#define SAT8(d, s) \
+    if (s > 0xff) { \
+        d = 0xff; \
+        env->QF = 1; \
+    } else  { \
+        d = s; \
+    }
+
+    NEON_UNPACK(neon_u16, src, T0);
+    SAT8(dest.v1, src.v1);
+    SAT8(dest.v2, src.v2);
+    NEON_UNPACK(neon_u16, src, T1);
+    SAT8(dest.v3, src.v1);
+    SAT8(dest.v4, src.v2);
+    NEON_PACK(neon_u8, T0, dest);
+    FORCE_RET();
+#undef SAT8
+}
+
+NEON_OP(narrow_sat_s8)
+{
+    neon_s16 src;
+    neon_s8 dest;
+#define SAT8(d, s) \
+    if (s != (uint8_t)s) { \
+        d = (s >> 15) ^ 0x7f; \
+        env->QF = 1; \
+    } else  { \
+        d = s; \
+    }
+
+    NEON_UNPACK(neon_s16, src, T0);
+    SAT8(dest.v1, src.v1);
+    SAT8(dest.v2, src.v2);
+    NEON_UNPACK(neon_s16, src, T1);
+    SAT8(dest.v3, src.v1);
+    SAT8(dest.v4, src.v2);
+    NEON_PACK(neon_s8, T0, dest);
+    FORCE_RET();
+#undef SAT8
+}
+
+NEON_OP(narrow_u16)
+{
+    T0 = (T0 & 0xffff) | (T1 << 16);
+}
+
+NEON_OP(narrow_sat_u16)
+{
+    if (T0 > 0xffff) {
+        T0 = 0xffff;
+        env->QF = 1;
+    }
+    if (T1 > 0xffff) {
+        T1 = 0xffff;
+        env->QF = 1;
+    }
+    T0 |= T1 << 16;
+    FORCE_RET();
+}
+
+NEON_OP(narrow_sat_s16)
+{
+    if ((int32_t)T0 != (int16_t)T0) {
+        T0 = ((int32_t)T0 >> 31) ^ 0x7fff;
+        env->QF = 1;
+    }
+    if ((int32_t)T1 != (int16_t) T1) {
+        T1 = ((int32_t)T1 >> 31) ^ 0x7fff;
+        env->QF = 1;
+    }
+    T0 = (uint16_t)T0 | (T1 << 16);
+    FORCE_RET();
+}
+
+NEON_OP(narrow_sat_u32)
+{
+    if (T1) {
+        T0 = 0xffffffffu;
+        env->QF = 1;
+    }
+    FORCE_RET();
+}
+
+NEON_OP(narrow_sat_s32)
+{
+    int32_t sign = (int32_t)T1 >> 31;
+
+    if ((int32_t)T1 != sign) {
+        T0 = sign ^ 0x7fffffff;
+        env->QF = 1;
+    }
+    FORCE_RET();
+}
+
+/* Narrowing instructions.  Named type is the narrow type.  */
+NEON_OP(narrow_high_u8)
+{
+    T0 = ((T0 >> 8) & 0xff) | ((T0 >> 16) & 0xff00)
+        | ((T1 << 8) & 0xff0000) | (T1 & 0xff000000);
+    FORCE_RET();
+}
+
+NEON_OP(narrow_high_u16)
+{
+    T0 = (T0 >> 16) | (T1 & 0xffff0000);
+    FORCE_RET();
+}
+
+NEON_OP(narrow_high_round_u8)
+{
+    T0 = (((T0 + 0x80) >> 8) & 0xff) | (((T0 + 0x800000) >> 16) & 0xff00)
+        | (((T1 + 0x80) << 8) & 0xff0000) | ((T1 + 0x800000) & 0xff000000);
+    FORCE_RET();
+}
+
+NEON_OP(narrow_high_round_u16)
+{
+    T0 = ((T0 + 0x8000) >> 16) | ((T1 + 0x8000) & 0xffff0000);
+    FORCE_RET();
+}
+
+NEON_OP(narrow_high_round_u32)
+{
+    if (T0 >= 0x80000000u)
+        T0 = T1 + 1;
+    else
+        T0 = T1;
+    FORCE_RET();
+}
+
+/* Widening instructions.  Named type is source type.  */
+NEON_OP(widen_s8)
+{
+    uint32_t src;
+
+    src = T0;
+    T0 = (uint16_t)(int8_t)src | ((int8_t)(src >> 8) << 16);
+    T1 = (uint16_t)(int8_t)(src >> 16) | ((int8_t)(src >> 24) << 16);
+}
+
+NEON_OP(widen_u8)
+{
+    T1 = ((T0 >> 8) & 0xff0000) | ((T0 >> 16) & 0xff);
+    T0 = ((T0 << 8) & 0xff0000) | (T0 & 0xff);
+}
+
+NEON_OP(widen_s16)
+{
+    int32_t src;
+
+    src = T0;
+    T0 = (int16_t)src;
+    T1 = src >> 16;
+}
+
+NEON_OP(widen_u16)
+{
+    T1 = T0 >> 16;
+    T0 &= 0xffff;
+}
+
+NEON_OP(widen_s32)
+{
+    T1 = (int32_t)T0 >> 31;
+    FORCE_RET();
+}
+
+NEON_OP(widen_high_u8)
+{
+    T1 = (T0 & 0xff000000) | ((T0 >> 8) & 0xff00);
+    T0 = ((T0 << 16) & 0xff000000) | ((T0 << 8) & 0xff00);
+}
+
+NEON_OP(widen_high_u16)
+{
+    T1 = T0 & 0xffff0000;
+    T0 <<= 16;
+}
+
+/* Long operations.  The type is the wide type.  */
+NEON_OP(shll_u16)
+{
+    int shift = PARAM1;
+    uint32_t mask;
+
+    mask = 0xffff >> (16 - shift);
+    mask |= mask << 16;
+    mask = ~mask;
+
+    T0 = (T0 << shift) & mask;
+    T1 = (T1 << shift) & mask;
+    FORCE_RET();
+}
+
+NEON_OP(shll_u64)
+{
+    int shift = PARAM1;
+
+    T1 <<= shift;
+    T1 |= T0 >> (32 - shift);
+    T0 <<= shift;
+    FORCE_RET();
+}
+
+NEON_OP(addl_u16)
+{
+    uint32_t tmp;
+    uint32_t high;
+
+    tmp = env->vfp.scratch[0];
+    high = (T0 >> 16) + (tmp >> 16);
+    T0 = (uint16_t)(T0 + tmp);
+    T0 |= (high << 16);
+    tmp = env->vfp.scratch[1];
+    high = (T1 >> 16) + (tmp >> 16);
+    T1 = (uint16_t)(T1 + tmp);
+    T1 |= (high << 16);
+    FORCE_RET();
+}
+
+NEON_OP(addl_u32)
+{
+    T0 += env->vfp.scratch[0];
+    T1 += env->vfp.scratch[1];
+    FORCE_RET();
+}
+
+NEON_OP(addl_u64)
+{
+    uint64_t tmp;
+    tmp = T0 | ((uint64_t)T1 << 32);
+    tmp += env->vfp.scratch[0];
+    tmp += (uint64_t)env->vfp.scratch[1] << 32;
+    T0 = tmp;
+    T1 = tmp >> 32;
+    FORCE_RET();
+}
+
+NEON_OP(subl_u16)
+{
+    uint32_t tmp;
+    uint32_t high;
+
+    tmp = env->vfp.scratch[0];
+    high = (T0 >> 16) - (tmp >> 16);
+    T0 = (uint16_t)(T0 - tmp);
+    T0 |= (high << 16);
+    tmp = env->vfp.scratch[1];
+    high = (T1 >> 16) - (tmp >> 16);
+    T1 = (uint16_t)(T1 - tmp);
+    T1 |= (high << 16);
+    FORCE_RET();
+}
+
+NEON_OP(subl_u32)
+{
+    T0 -= env->vfp.scratch[0];
+    T1 -= env->vfp.scratch[1];
+    FORCE_RET();
+}
+
+NEON_OP(subl_u64)
+{
+    uint64_t tmp;
+    tmp = T0 | ((uint64_t)T1 << 32);
+    tmp -= env->vfp.scratch[0];
+    tmp -= (uint64_t)env->vfp.scratch[1] << 32;
+    T0 = tmp;
+    T1 = tmp >> 32;
+    FORCE_RET();
+}
+
+#define DO_ABD(dest, x, y, type) do { \
+    type tmp_x = x; \
+    type tmp_y = y; \
+    dest = ((tmp_x > tmp_y) ? tmp_x - tmp_y : tmp_y - tmp_x); \
+    } while(0)
+
+NEON_OP(abdl_u16)
+{
+    uint32_t tmp;
+    uint32_t low;
+    uint32_t high;
+
+    DO_ABD(low, T0, T1, uint8_t);
+    DO_ABD(tmp, T0 >> 8, T1 >> 8, uint8_t);
+    low |= tmp << 16;
+    DO_ABD(high, T0 >> 16, T1 >> 16, uint8_t);
+    DO_ABD(tmp, T0 >> 24, T1 >> 24, uint8_t);
+    high |= tmp << 16;
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(abdl_s16)
+{
+    uint32_t tmp;
+    uint32_t low;
+    uint32_t high;
+
+    DO_ABD(low, T0, T1, int8_t);
+    DO_ABD(tmp, T0 >> 8, T1 >> 8, int8_t);
+    low |= tmp << 16;
+    DO_ABD(high, T0 >> 16, T1 >> 16, int8_t);
+    DO_ABD(tmp, T0 >> 24, T1 >> 24, int8_t);
+    high |= tmp << 16;
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(abdl_u32)
+{
+    uint32_t low;
+    uint32_t high;
+
+    DO_ABD(low, T0, T1, uint16_t);
+    DO_ABD(high, T0 >> 16, T1 >> 16, uint16_t);
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(abdl_s32)
+{
+    uint32_t low;
+    uint32_t high;
+
+    DO_ABD(low, T0, T1, int16_t);
+    DO_ABD(high, T0 >> 16, T1 >> 16, int16_t);
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(abdl_u64)
+{
+    DO_ABD(T0, T0, T1, uint32_t);
+    T1 = 0;
+}
+
+NEON_OP(abdl_s64)
+{
+    DO_ABD(T0, T0, T1, int32_t);
+    T1 = 0;
+}
+#undef DO_ABD
+
+/* Widening multiple. Named type is the source type.  */
+#define DO_MULL(dest, x, y, type1, type2) do { \
+    type1 tmp_x = x; \
+    type1 tmp_y = y; \
+    dest = (type2)((type2)tmp_x * (type2)tmp_y); \
+    } while(0)
+
+NEON_OP(mull_u8)
+{
+    uint32_t tmp;
+    uint32_t low;
+    uint32_t high;
+
+    DO_MULL(low, T0, T1, uint8_t, uint16_t);
+    DO_MULL(tmp, T0 >> 8, T1 >> 8, uint8_t, uint16_t);
+    low |= tmp << 16;
+    DO_MULL(high, T0 >> 16, T1 >> 16, uint8_t, uint16_t);
+    DO_MULL(tmp, T0 >> 24, T1 >> 24, uint8_t, uint16_t);
+    high |= tmp << 16;
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(mull_s8)
+{
+    uint32_t tmp;
+    uint32_t low;
+    uint32_t high;
+
+    DO_MULL(low, T0, T1, int8_t, uint16_t);
+    DO_MULL(tmp, T0 >> 8, T1 >> 8, int8_t, uint16_t);
+    low |= tmp << 16;
+    DO_MULL(high, T0 >> 16, T1 >> 16, int8_t, uint16_t);
+    DO_MULL(tmp, T0 >> 24, T1 >> 24, int8_t, uint16_t);
+    high |= tmp << 16;
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(mull_u16)
+{
+    uint32_t low;
+    uint32_t high;
+
+    DO_MULL(low, T0, T1, uint16_t, uint32_t);
+    DO_MULL(high, T0 >> 16, T1 >> 16, uint16_t, uint32_t);
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(mull_s16)
+{
+    uint32_t low;
+    uint32_t high;
+
+    DO_MULL(low, T0, T1, int16_t, uint32_t);
+    DO_MULL(high, T0 >> 16, T1 >> 16, int16_t, uint32_t);
+    T0 = low;
+    T1 = high;
+    FORCE_RET();
+}
+
+NEON_OP(addl_saturate_s32)
+{
+    uint32_t tmp;
+    uint32_t res;
+
+    tmp = env->vfp.scratch[0];
+    res = T0 + tmp;
+    if (((res ^ T0) & SIGNBIT) && !((T0 ^ tmp) & SIGNBIT)) {
+        env->QF = 1;
+        T0 = (T0 >> 31) ^ 0x7fffffff;
+    } else {
+      T0 = res;
+    }
+    tmp = env->vfp.scratch[1];
+    res = T1 + tmp;
+    if (((res ^ T1) & SIGNBIT) && !((T1 ^ tmp) & SIGNBIT)) {
+        env->QF = 1;
+        T1 = (T1 >> 31) ^ 0x7fffffff;
+    } else {
+      T1 = res;
+    }
+    FORCE_RET();
+}
+
+NEON_OP(addl_saturate_s64)
+{
+    uint64_t src1;
+    uint64_t src2;
+    uint64_t res;
+
+    src1 = T0 + ((uint64_t)T1 << 32);
+    src2 = env->vfp.scratch[0] + ((uint64_t)env->vfp.scratch[1] << 32);
+    res = src1 + src2;
+    if (((res ^ src1) & SIGNBIT64) && !((src1 ^ src2) & SIGNBIT64)) {
+        env->QF = 1;
+        T0 = ~(int64_t)src1 >> 63;
+        T1 = T0 ^ 0x80000000;
+    } else {
+      T0 = res;
+      T1 = res >> 32;
+    }
+    FORCE_RET();
+}
+
+NEON_OP(addl_saturate_u64)
+{
+    uint64_t src1;
+    uint64_t src2;
+    uint64_t res;
+
+    src1 = T0 + ((uint64_t)T1 << 32);
+    src2 = env->vfp.scratch[0] + ((uint64_t)env->vfp.scratch[1] << 32);
+    res = src1 + src2;
+    if (res < src1) {
+        env->QF = 1;
+        T0 = 0xffffffff;
+        T1 = 0xffffffff;
+    } else {
+      T0 = res;
+      T1 = res >> 32;
+    }
+    FORCE_RET();
+}
+
+NEON_OP(subl_saturate_s64)
+{
+    uint64_t src1;
+    uint64_t src2;
+    uint64_t res;
+
+    src1 = T0 + ((uint64_t)T1 << 32);
+    src2 = env->vfp.scratch[0] + ((uint64_t)env->vfp.scratch[1] << 32);
+    res = src1 - src2;
+    if (((res ^ src1) & SIGNBIT64) && ((src1 ^ src2) & SIGNBIT64)) {
+        env->QF = 1;
+        T0 = ~(int64_t)src1 >> 63;
+        T1 = T0 ^ 0x80000000;
+    } else {
+      T0 = res;
+      T1 = res >> 32;
+    }
+    FORCE_RET();
+}
+
+NEON_OP(subl_saturate_u64)
+{
+    uint64_t src1;
+    uint64_t src2;
+    uint64_t res;
+
+    src1 = T0 + ((uint64_t)T1 << 32);
+    src2 = env->vfp.scratch[0] + ((uint64_t)env->vfp.scratch[1] << 32);
+    if (src1 < src2) {
+        env->QF = 1;
+        T0 = 0;
+        T1 = 0;
+    } else {
+      res = src1 - src2;
+      T0 = res;
+      T1 = res >> 32;
+    }
+    FORCE_RET();
+}
+
+NEON_OP(negl_u16)
+{
+    uint32_t tmp;
+    tmp = T0 >> 16;
+    tmp = -tmp;
+    T0 = (-T0 & 0xffff) | (tmp << 16);
+    tmp = T1 >> 16;
+    tmp = -tmp;
+    T1 = (-T1 & 0xffff) | (tmp << 16);
+    FORCE_RET();
+}
+
+NEON_OP(negl_u32)
+{
+    T0 = -T0;
+    T1 = -T1;
+    FORCE_RET();
+}
+
+NEON_OP(negl_u64)
+{
+    uint64_t val;
+
+    val = T0 | ((uint64_t)T1 << 32);
+    val = -val;
+    T0 = val;
+    T1 = val >> 32;
+    FORCE_RET();
+}
+
+/* Scalar operations.  */
+NEON_OP(dup_low16)
+{
+    T0 = (T0 & 0xffff) | (T0 << 16);
+    FORCE_RET();
+}
+
+NEON_OP(dup_high16)
+{
+    T0 = (T0 >> 16) | (T0 & 0xffff0000);
+    FORCE_RET();
+}
+
+/* Helper for VEXT */
+NEON_OP(extract)
+{
+    int shift = PARAM1;
+    T0 = (T0 >> shift) | (T1 << (32 - shift));
+    FORCE_RET();
+}
+
+/* Pairwise add long.  Named type is source type.  */
+NEON_OP(paddl_s8)
+{
+    int8_t src1;
+    int8_t src2;
+    uint16_t result;
+    src1 = T0 >> 24;
+    src2 = T0 >> 16;
+    result = (uint16_t)src1 + src2;
+    src1 = T0 >> 8;
+    src2 = T0;
+    T0 = (uint16_t)((uint16_t)src1 + src2) | ((uint32_t)result << 16);
+    FORCE_RET();
+}
+
+NEON_OP(paddl_u8)
+{
+    uint8_t src1;
+    uint8_t src2;
+    uint16_t result;
+    src1 = T0 >> 24;
+    src2 = T0 >> 16;
+    result = (uint16_t)src1 + src2;
+    src1 = T0 >> 8;
+    src2 = T0;
+    T0 = (uint16_t)((uint16_t)src1 + src2) | ((uint32_t)result << 16);
+    FORCE_RET();
+}
+
+NEON_OP(paddl_s16)
+{
+    T0 = (uint32_t)(int16_t)T0 + (uint32_t)(int16_t)(T0 >> 16);
+    FORCE_RET();
+}
+
+NEON_OP(paddl_u16)
+{
+    T0 = (uint32_t)(uint16_t)T0 + (uint32_t)(uint16_t)(T0 >> 16);
+    FORCE_RET();
+}
+
+NEON_OP(paddl_s32)
+{
+    int64_t tmp;
+    tmp = (int64_t)(int32_t)T0 + (int64_t)(int32_t)T1;
+    T0 = tmp;
+    T1 = tmp >> 32;
+    FORCE_RET();
+}
+
+NEON_OP(paddl_u32)
+{
+    uint64_t tmp;
+    tmp = (uint64_t)T0 + (uint64_t)T1;
+    T0 = tmp;
+    T1 = tmp >> 32;
+    FORCE_RET();
+}
+
+/* Count Leading Sign/Zero Bits.  */
+static inline int do_clz8(uint8_t x)
+{
+    int n;
+    for (n = 8; x; n--)
+        x >>= 1;
+    return n;
+}
+
+static inline int do_clz16(uint16_t x)
+{
+    int n;
+    for (n = 16; x; n--)
+        x >>= 1;
+    return n;
+}
+
+NEON_OP(clz_u8)
+{
+    uint32_t result;
+    uint32_t tmp;
+
+    tmp = T0;
+    result = do_clz8(tmp);
+    result |= do_clz8(tmp >> 8) << 8;
+    result |= do_clz8(tmp >> 16) << 16;
+    result |= do_clz8(tmp >> 24) << 24;
+    T0 = result;
+    FORCE_RET();
+}
+
+NEON_OP(clz_u16)
+{
+    uint32_t result;
+    uint32_t tmp;
+    tmp = T0;
+    result = do_clz16(tmp);
+    result |= do_clz16(tmp >> 16) << 16;
+    T0 = result;
+    FORCE_RET();
+}
+
+NEON_OP(cls_s8)
+{
+    uint32_t result;
+    int8_t tmp;
+    tmp = T0;
+    result = do_clz8((tmp < 0) ? ~tmp : tmp) - 1;
+    tmp = T0 >> 8;
+    result |= (do_clz8((tmp < 0) ? ~tmp : tmp) - 1) << 8;
+    tmp = T0 >> 16;
+    result |= (do_clz8((tmp < 0) ? ~tmp : tmp) - 1) << 16;
+    tmp = T0 >> 24;
+    result |= (do_clz8((tmp < 0) ? ~tmp : tmp) - 1) << 24;
+    T0 = result;
+    FORCE_RET();
+}
+
+NEON_OP(cls_s16)
+{
+    uint32_t result;
+    int16_t tmp;
+    tmp = T0;
+    result = do_clz16((tmp < 0) ? ~tmp : tmp) - 1;
+    tmp = T0 >> 16;
+    result |= (do_clz16((tmp < 0) ? ~tmp : tmp) - 1) << 16;
+    T0 = result;
+    FORCE_RET();
+}
+
+NEON_OP(cls_s32)
+{
+    int count;
+    if ((int32_t)T0 < 0)
+        T0 = ~T0;
+    for (count = 32; T0 > 0; count--)
+        T0 = T0 >> 1;
+    T0 = count - 1;
+    FORCE_RET();
+}
+
+/* Bit count.  */
+NEON_OP(cnt_u8)
+{
+    T0 = (T0 & 0x55555555) + ((T0 >>  1) & 0x55555555);
+    T0 = (T0 & 0x33333333) + ((T0 >>  2) & 0x33333333);
+    T0 = (T0 & 0x0f0f0f0f) + ((T0 >>  4) & 0x0f0f0f0f);
+    FORCE_RET();
+}
+
+/* Saturnating negation.  */
+/* ??? Make these use NEON_VOP1 */
+#define DO_QABS8(x) do { \
+    if (x == (int8_t)0x80) { \
+        x = 0x7f; \
+        env->QF = 1; \
+    } else if (x < 0) { \
+        x = -x; \
+    }} while (0)
+NEON_OP(qabs_s8)
+{
+    neon_s8 vec;
+    NEON_UNPACK(neon_s8, vec, T0);
+    DO_QABS8(vec.v1);
+    DO_QABS8(vec.v2);
+    DO_QABS8(vec.v3);
+    DO_QABS8(vec.v4);
+    NEON_PACK(neon_s8, T0, vec);
+    FORCE_RET();
+}
+#undef DO_QABS8
+
+#define DO_QNEG8(x) do { \
+    if (x == (int8_t)0x80) { \
+        x = 0x7f; \
+        env->QF = 1; \
+    } else { \
+        x = -x; \
+    }} while (0)
+NEON_OP(qneg_s8)
+{
+    neon_s8 vec;
+    NEON_UNPACK(neon_s8, vec, T0);
+    DO_QNEG8(vec.v1);
+    DO_QNEG8(vec.v2);
+    DO_QNEG8(vec.v3);
+    DO_QNEG8(vec.v4);
+    NEON_PACK(neon_s8, T0, vec);
+    FORCE_RET();
+}
+#undef DO_QNEG8
+
+#define DO_QABS16(x) do { \
+    if (x == (int16_t)0x8000) { \
+        x = 0x7fff; \
+        env->QF = 1; \
+    } else if (x < 0) { \
+        x = -x; \
+    }} while (0)
+NEON_OP(qabs_s16)
+{
+    neon_s16 vec;
+    NEON_UNPACK(neon_s16, vec, T0);
+    DO_QABS16(vec.v1);
+    DO_QABS16(vec.v2);
+    NEON_PACK(neon_s16, T0, vec);
+    FORCE_RET();
+}
+#undef DO_QABS16
+
+#define DO_QNEG16(x) do { \
+    if (x == (int16_t)0x8000) { \
+        x = 0x7fff; \
+        env->QF = 1; \
+    } else { \
+        x = -x; \
+    }} while (0)
+NEON_OP(qneg_s16)
+{
+    neon_s16 vec;
+    NEON_UNPACK(neon_s16, vec, T0);
+    DO_QNEG16(vec.v1);
+    DO_QNEG16(vec.v2);
+    NEON_PACK(neon_s16, T0, vec);
+    FORCE_RET();
+}
+#undef DO_QNEG16
+
+NEON_OP(qabs_s32)
+{
+    if (T0 == 0x80000000) {
+        T0 = 0x7fffffff;
+        env->QF = 1;
+    } else if ((int32_t)T0 < 0) {
+        T0 = -T0;
+    }
+    FORCE_RET();
+}
+
+NEON_OP(qneg_s32)
+{
+    if (T0 == 0x80000000) {
+        T0 = 0x7fffffff;
+        env->QF = 1;
+    } else {
+        T0 = -T0;
+    }
+    FORCE_RET();
+}
+
+/* Unary opperations */
+#define NEON_FN(dest, src, dummy) dest = (src < 0) ? -src : src
+NEON_VOP1(abs_s8, neon_s8, 4)
+NEON_VOP1(abs_s16, neon_s16, 2)
+NEON_OP(abs_s32)
+{
+    if ((int32_t)T0 < 0)
+        T0 = -T0;
+    FORCE_RET();
+}
+#undef NEON_FN
+
+/* Transpose.  Argument order is rather strange to avoid special casing
+   the tranlation code.
+   On input T0 = rm, T1 = rd.  On output T0 = rd, T1 = rm  */
+NEON_OP(trn_u8)
+{
+    uint32_t rd;
+    uint32_t rm;
+    rd = ((T0 & 0x00ff00ff) << 8) | (T1 & 0x00ff00ff);
+    rm = ((T1 & 0xff00ff00) >> 8) | (T0 & 0xff00ff00);
+    T0 = rd;
+    T1 = rm;
+    FORCE_RET();
+}
+
+NEON_OP(trn_u16)
+{
+    uint32_t rd;
+    uint32_t rm;
+    rd = (T0 << 16) | (T1 & 0xffff);
+    rm = (T1 >> 16) | (T0 & 0xffff0000);
+    T0 = rd;
+    T1 = rm;
+    FORCE_RET();
+}
+
+/* Worker routines for zip and unzip.  */
+NEON_OP(unzip_u8)
+{
+    uint32_t rd;
+    uint32_t rm;
+    rd = (T0 & 0xff) | ((T0 >> 8) & 0xff00)
+         | ((T1 << 16) & 0xff0000) | ((T1 << 8) & 0xff000000);
+    rm = ((T0 >> 8) & 0xff) | ((T0 >> 16) & 0xff00)
+         | ((T1 << 8) & 0xff0000) | (T1 & 0xff000000);
+    T0 = rd;
+    T1 = rm;
+    FORCE_RET();
+}
+
+NEON_OP(zip_u8)
+{
+    uint32_t rd;
+    uint32_t rm;
+    rd = (T0 & 0xff) | ((T1 << 8) & 0xff00)
+         | ((T0 << 16) & 0xff0000) | ((T1 << 24) & 0xff000000);
+    rm = ((T0 >> 16) & 0xff) | ((T1 >> 8) & 0xff00)
+         | ((T0 >> 8) & 0xff0000) | (T1 & 0xff000000);
+    T0 = rd;
+    T1 = rm;
+    FORCE_RET();
+}
+
+NEON_OP(zip_u16)
+{
+    uint32_t tmp;
+
+    tmp = (T0 & 0xffff) | (T1 << 16);
+    T1 = (T1 & 0xffff0000) | (T0 >> 16);
+    T0 = tmp;
+    FORCE_RET();
+}
+
+/* Reciprocal/root estimate.  */
+NEON_OP(recpe_u32)
+{
+    T0 = helper_recpe_u32(T0);
+}
+
+NEON_OP(rsqrte_u32)
+{
+    T0 = helper_rsqrte_u32(T0);
+}
+
+NEON_OP(recpe_f32)
+{
+    FT0s = helper_recpe_f32(FT0s);
+}
+
+NEON_OP(rsqrte_f32)
+{
+    FT0s = helper_rsqrte_f32(FT0s);
+}
+
+/* Table lookup.  This accessed the register file directly.  */
+NEON_OP(tbl)
+{
+    helper_neon_tbl(PARAM1, PARAM2);
+}
+
+NEON_OP(dup_u8)
+{
+    T0 = (T0 >> PARAM1) & 0xff;
+    T0 |= T0 << 8;
+    T0 |= T0 << 16;
+    FORCE_RET();
+}
+
+/* Helpers for element load/store.  */
+NEON_OP(insert_elt)
+{
+    int shift = PARAM1;
+    uint32_t mask = PARAM2;
+    T2 = (T2 & mask) | (T0 << shift);
+    FORCE_RET();
+}
+
+NEON_OP(extract_elt)
+{
+    int shift = PARAM1;
+    uint32_t mask = PARAM2;
+    T0 = (T2 & mask) >> shift;
+    FORCE_RET();
+}